1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.util.servlet.filters;
24  
25  import java.util.Collections;
26  import java.util.Enumeration;
27  import java.util.LinkedHashMap;
28  import java.util.Map;
29  
30  import javax.servlet.FilterConfig;
31  import javax.servlet.ServletContext;
32  
33  /**
34   * <a href="DynamicFilterConfig.java.html"><b><i>View Source</i></b></a>
35   *
36   * @author Brian Wing Shun Chan
37   * @author Bruno Farache
38   */
39  public class DynamicFilterConfig implements FilterConfig {
40  
41      public DynamicFilterConfig(FilterConfig filterConfig) {
42          Enumeration<String> enu = filterConfig.getInitParameterNames();
43  
44          while (enu.hasMoreElements()) {
45              String name = enu.nextElement();
46  
47              addInitParameter(name, filterConfig.getInitParameter(name));
48          }
49      }
50  
51      public DynamicFilterConfig(
52          String filterName, ServletContext servletContext) {
53  
54          _filterName = filterName;
55          _servletContext = servletContext;
56      }
57  
58      public String getFilterName() {
59          return _filterName;
60      }
61  
62      public ServletContext getServletContext() {
63          return _servletContext;
64      }
65  
66      public void addInitParameter(String name, String value) {
67          _parameters.put(name, value);
68      }
69  
70      public String getInitParameter(String name) {
71          return _parameters.get(name);
72      }
73  
74      public Enumeration<String> getInitParameterNames() {
75          return Collections.enumeration(_parameters.keySet());
76      }
77  
78      private String _filterName;
79      private ServletContext _servletContext;
80      private Map<String, String> _parameters =
81          new LinkedHashMap<String, String>();
82  
83  }